Calf raise exercise machine



FIG. 1 is a front perspective view of a calf raise exercise machine, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a partial enlarged view of FIG. 1 ; and,

FIG. 10 is a partial enlarged view of FIG. 5 .

The broken lines in the figures are for the purposes of illustrating portions of the calf raise exercise machine, which form no part of the claimed design. 

CLAIM The ornamental design for a calf raise exercise machine, as shown and described. 